Home / 11,047.40-16,571.10-3,256.20

Finding the Fourth Proportional to 11,047.40, 16,571.10 and 3,256.20

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Solution

The fourth proportional to 11,047.40, 16,571.10 and 3,256.20 is: 4,884.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,047.40 : 16,571.10 = 3,256.20 : x
  2. Step 2: Convert to fraction form
    11,047.40/16,571.10 = 3,256.20/x
  3. Step 3: Cross multiply
    11,047.40x = 16,571.10 × 3,256.20
  4. Step 4: Simplify right side
    11,047.40x = 53,958,815.82
  5. Step 5: Solve for x
    x = 53,958,815.82/11,047.40
  6. Step 6: Final answer
    x = 4,884.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.